Drum Memory Unit - Vermont Research Corporation (1967)
Vermont Research Corporation (VRC) of North Springfield, Vermont, produced a variety of computer memory units including drums, modules and complete memory systems with timing amplifiers and state-of-the-art (1967) electronics.
History of Computing
An Encyclopedia of the People and Machines that Made Computer History
Copyright © 1982-2000, Lexikon Services "History of Computing" ISBN 0-944601-78-2
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